Corvette Corner  Honda Corner
Shift Knob Gallery

Shift Knobs FAQ

Custom Knobs

Corvette Install

Honda Install

Shift Knob and Catch Can customer testimonials

Heel/Toe tutorial

Welcome to Conceptual Polymer, home of the Glass Elegance Shift Knob and world's only glass oil/air separator (Catch Can)!
Subaru STI Purple 1.9 Glass separator assembly 2inchAlumSeparator  PCV Hose Hose Clamps Ultimate Metric Thread Checker
Shift Knobs: $40 or less
Shown are Classic, Spherical, and Bullet styles
Special: All pre-cast shift knobs are only $26 each (shipped).
Call to see if your favorite color and shape is available.
Air/oil separators (Catch cans) with 3/8, 1/2, or 5/8" hose fittings
Starting at $44.00
Goodyear or Gates 3/8" and 1/2" PCV/Fuel Line Hose to 6 feett Breeze all-Stainless Steel Hose Clamps The Ultimate Metric
Thread Checker
Click on any photo or photo description button to go to the appropriate page.  
Shift Knobs - Made in USA
  With three different types (classic, spherical, and bullet) and seven different variations, our shift knob selection is steadily growing to suit many personal tastes. C4 and C5 Corvette, Mustang, Toyota, Scion, Mazda, Chrysler, Honda, Acura, Nissan, Subaru and many other makes can benefit from a change of color or style of shift knob., Have a vehicle other than these? Click on the "Shift Knobs" toolbar and select "Custom Shift Knobs" from the toolbars on the left side of the page. Virtually any color you can imagine is available. Shift knob custom thread depths are always available at no extra cost.
Air/Oil Separators (Catch Cans) - made in USA
  Here you will find what could well be the most compact, effective, and diverse line of oil entrapment systems for automotive use. Aluminum, zinc, or glass bodies - the choice is yours. Add some 3/8, or 1/2 inch I.D. reinforced hose with stainless steel hose clamps and you've got a complete kit at an excellent price. High-efficiency dual-filter-fortified kits are now available! Click on either air/oil (catch can) photo (above) for more info.
The Ultimate Metric Thread Checker - Made in USA
   Perhaps one of the most versatile thread checking tool around. This metric version is made from high quality materials like aluminum and stainless steel. This is one tool that can be handed down for generations to come.
Corvette Corner
  Here is where you will find many Do It Yourself procedures that are packed with photos. Some of the C5 "mods" include replacing an electronic brake control module (EBCM), creating a cold air intake, installing a short-throw shifter, and cleaning a Halltech air filter. In addition to DIY projects, 2 extensive oil trapping articles explore the methods/materials commonly used and a highly efficient alternative. Plenty of measurement data and catch can design reviews are included.
Honda Corner
  Three super-detailed DIYs for a 96-00 Civic await you. Installing a pillar pod, tachometer - digital clock, installing a Magnaflow cat-back exhaust system, and installing an AEM V2 cold air intake are all just around the "corner"!

Contact Information                         
Questions? We've got answers!        

Please phone or e-mail Dave with any questions, comments, or suggestions you may have. Under most circumstances, I will reply within 24 hours.

Phone   Hours of operation (US-Pacific)
(858) 733-0171 Monday-Friday: 7:00 AM to 4:00 PM
Saturday: 10:00 AM to 4:00 PM

           Electronic mail
Sales/General Information: sales@conceptualpolymer.com